The national mission period lasts a year, in which all the core group stays together, under the command of the Education and Youth Corps.

The mission period could also be the 3 to 15 month span of a military deployment.

During the mission period, Chiquitanos were also recruited as soldiers in Spanish colonial wars.

If correct, this may imply that population estimates using the beginning of the mission period as a baseline have substantially underestimated the state's pre-Columbian population.

During the mission period, it was serviced by the Mission San Buenaventura, established in 1782.

Failure is only significant if this occurs during a mission critical period.

By 1833, the Secularization Act passed by the newly independent country of Mexico brought an end to the mission period.

The period 1635-1675 proved to be the most successful mission period.

During the mission period, the Chumash spoke the Purisimeño language.

As a way of colonizing California and converting the natives to Christianity, the mission period was an abject failure.